GCF and LCM Calculator Logo

What is the Least Common Multiple of 3655 and 3672?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 3655 and 3672 is 789480.

LCM(3655,3672) = 789480

LCM Calculator and
and

Least Common Multiple of 3655 and 3672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3655 and 3672, than apply into the LCM equation.

GCF(3655,3672) = 17
LCM(3655,3672) = ( 3655 × 3672) / 17
LCM(3655,3672) = 13421160 / 17
LCM(3655,3672) = 789480

Least Common Multiple (LCM) of 3655 and 3672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3655 and 3672. First we will calculate the prime factors of 3655 and 3672.

Prime Factorization of 3655

Prime factors of 3655 are 5, 17, 43. Prime factorization of 3655 in exponential form is:

3655 = 51 × 171 × 431

Prime Factorization of 3672

Prime factors of 3672 are 2, 3, 17. Prime factorization of 3672 in exponential form is:

3672 = 23 × 33 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 3655 and 3672.

LCM(3655,3672) = 51 × 171 × 431 × 23 × 33
LCM(3655,3672) = 789480